Question

3.
is an example of periodic change
a. Motion of pendulum of clock
b. Motion of a cricket ball during a match
Motion of hand while writing
d. Motion of car on a long road
Change​

Answer 1

Answer:

YOUR ANSWER IS BELOW

Explanation:

(i) Linear motion : (a) Rolling of ball, (b) Moving of bicycle on road;

(ii) Spinning motion : (a) Rotating fan, (b) Wheel of sewing machine;

(iii) Oscillatory motion : (a) Pendulum of clock, (b) Motion of a child on a swing;

(iv) Periodic motion : (a) Pendulum of clock, (b) Motion of a swing, heartbeat;

(v) Vibrational motion : (a) String of a guitar, (b) Surface of drums;

(vi) Circular motion : (a) Rotation of fan, (b) Bicycle wheel;

(vii) Random motion : (a) Motion of football players, (b) Movement of mosquito.

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Answer 2

Answer:

a.Motion of pendulum of clock

Explanation:

Because the pendulum clock move in periodic motion

Periodic motion: A movement of a object from one place to another at equal interval of time is known as Periodic motion.

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